Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11480335 | Portable ignition controller | William Steve Marcomb | 2022-10-25 |
| 10684012 | Portable ignition controller | William Steve Marcomb | 2020-06-16 |
| 9702395 | Bonding lug washer | William Steve Marcomb | 2017-07-11 |
| 9562751 | Portable ignition controller | William Steve Marcomb | 2017-02-07 |
| 8581149 | Exothermic welding assembly | Curtis R. Stidham | 2013-11-12 |
| 7950568 | Exothermic welding assembly | Curtis R. Stidham | 2011-05-31 |
| 6994244 | Exothermic welding | Timothy R. Harger, Spencer Heynis | 2006-02-07 |